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  <div id="layout-content"><div id="function.odbc-field-num" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">odbc_field_num</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">odbc_field_num</span> &mdash; <span class="dc-title">Return column number</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.odbc-field-num-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>odbc_field_num</strong></span>(<span class="methodparam"><span class="type">resource</span> <code class="parameter">$statement</code></span>, <span class="methodparam"><span class="type">string</span> <code class="parameter">$field</code></span>): <span class="type"><span class="type">int</span>|<span class="type"><span class="type false">false</span></span></span></div>

  <p class="para rdfs-comment">
   Gets the number of the column slot that corresponds to the named field in
   the given result identifier.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.odbc-field-num-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">statement</code></dt>

     <dd>

      <p class="para">
       The result identifier.
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">field</code></dt>

     <dd>

      <p class="para">
       The field name.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.odbc-field-num-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns the field number as a integer, or <strong><code>false</code></strong> on error.
   Field numbering starts at 1.
  </p>
 </div>

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